"use strict";

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var Calc =
/*#__PURE__*/
function () {
  function Calc() {
    _classCallCheck(this, Calc);

    console.log('Calc constructor');
  }

  _createClass(Calc, [{
    key: "add",
    value: function add(a, b, c) {
      return a + b + c;
    }
  }]);

  return Calc;
}();

var c = new Calc();
console.log(c.add(4, 5, 1));